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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Animal Science and Veterinary 37 1561 452 99 4067

R.A.I. Norval publications per year

The chart shows the history of publications by R.A.I. Norval between 1975 and 2005, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. R.A.I. Norval published across 31 years, from 1975 to 2005, averaging 3.2 papers a year. Output peaked at 12 publications in 1989. 1 of the 99 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1975 to 2005. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 1989. 1975: 2 publications 1976: 0 publications 1977: 3 publications 1978: 2 publications 1979: 2 publications 1980: 3 publications 1981: 6 publications 1982: 4 publications 1983: 2 publications 1984: 1 publication 1985: 1 publication 1986: 2 publications 1987: 2 publications 1988: 4 publications 1989: 12 publications 1990: 10 publications 1991: 9 publications 1992: 12 publications 1993: 5 publications 1994: 2 publications 1995: 3 publications 1996: 8 publications 1997: 3 publications 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 1 publication
1975 2005

99 publications in total across all disciplines

View publications per year as a table
R.A.I. Norval: publications per year, 1975 to 2005
Year Publications
1975 2
1976 0
1977 3
1978 2
1979 2
1980 3
1981 6
1982 4
1983 2
1984 1
1985 1
1986 2
1987 2
1988 4
1989 12
1990 10
1991 9
1992 12
1993 5
1994 2
1995 3
1996 8
1997 3
1998 0
1999 0
2000 0
2001 0
2002 0
2003 0
2004 0
2005 1
Total 99
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R.A.I. Norval publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where R.A.I. Norval sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 99–103 publications, is where this scientist sits. 29–33 publications: 1 scientist 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29–33 publications 442+

This scientist: 99 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97 99
104–108 95
109–113 89
114–118 88
119–123 109
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7
379–383 8
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
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R.A.I. Norval D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where R.A.I. Norval sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 37 D-Index, is where this scientist sits. 20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 37 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112
37 115 37
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6
77+ 100
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Overview

R.A.I. Norval is affiliated with the University of Florida in the United States. This affiliation situates them within a significant research environment known for diverse academic programs and contributions across multiple scientific disciplines.

Despite the absence of detailed data on recent publications, co-authors, or specific venues where their work is frequently published, Norval's association with a major research university suggests an active engagement in scholarly activities at the institutional level.

The available data does not enumerate specific fields, subfields, or main topics of study, indicating limited publicly indexed information regarding their research focus or specialization. Similarly, there is no available information about any awards or notable recognitions Norval may have received.

Given the lack of specific details on their publication record or collaborative network, it is not possible to provide a comprehensive listing of papers, co-authors, or topic emphases. However, the identification of Norval's institutional affiliation provides contextual grounding to infer their involvement within the academic research community in the United States.

Overall, this profile reflects limited accessible information, focusing principally on their position at the University of Florida.

Best Publications

  • The epidemiology of theileriosis in Africa

    R. A. I. Norval;B. D. Perry;A. S. Young

  • Geographical information systems for studying the epidemiology of cattle diseases caused by Theileria parva.

    P. Lessard;R. L'Eplattenier;R.A.I. Norval;K. Kundert

  • Theileria parva: influence of vector, parasite and host relationships on the epidemiology of theileriosis in southern Africa.

    R. A. I. Norval;J. A. Lawrence;A. S. Young;B. D. Perry

  • Pheromone-mediation of host-selection in bont ticks (Amblyomma hebraeum koch).

    R. A. I. Norval;Howard R. Andrew;C. E. Yunker

  • Development and evaluation of PCR assay for detection of low levels of Cowdria ruminantium infection in Amblyomma ticks not detected by DNA probe.

    T. F. Peter;S. L. Deem;A. F. Barbet;R. A. I. Norval

  • Use of carbon dioxide and natural or synthetic aggregation-attachment pheromone of the bont tick,Amblyomma hebraeum, to attract and trap unfed adults in the field

    R. A. I. Norval;J. F. Butler;C. E. Yunker

  • Responses of the ticks Amblyomma hebraeum and A. variegatum to known or potential components of the aggregation-attachment pheromone. III. Aggregation.

    R.A.I. Norval;T.F. Peter;D.E. Sonenshine;M.J. Burridge

  • The ecology of Rhipicephalus zambeziensis and Rhipicephalus appendiculatus (Acarina, Ixodidae) with particular reference to Zimbabwe

    R.A.I. Norval;Jane B. Walker;J. Colborne

  • Generation and characterization of cloned Theileria parva parasites.

    S.P. Morzaria;T.T. Dolan;R.A.I. Norval;Richard P. Bishop

  • Factors affecting the distributions of the ticks Amblyomma hebraeum and A. variegatum in Zimbabwe: implications of reduced acaricide usage.

    R. A. I. Norval;B. D. Perry;M. I. Meltzer;R. L. Kruska

  • Field sampling of unfed adults of Amblyomma hebraeum Koch.

    R. A. I. Norval;C. E. Yunker;J. F. Butler

  • Climate, vegetation and the distribution of Rhipicephalus appendiculatus in Africa.

    Brian D. Perry;P. Lessard;R.A.I. Norval;K. Kundert

  • Olfactory responses of adult Amblyomma hebraeum and A. variegatum (Acari: Ixodidae) to attractant chemicals in laboratory tests.

    C. E. Yunker;T. Peter;R. A. I. Norval;D. E. Sonenshine

  • Efficacy of pheromone-acaricide-impregnated tail-tag decoys for controlling the bont tick, Amblyomma hebraeum (Acari: Ixodidae), on cattle in Zimbabwe

    R. A. I. Norval;Daniel E. Sonenshine;Sandra A. Allan;Michael J. Burridge

  • Estimating the distribution and abundance of Rhipicephalus appendiculatus in Africa

    Brian D. Perry;R.L. Kruska;P. Lessard;R.A.I. Norval

  • Studies on the Ecology of the Tick Amblyomma hebraeum Koch in the Eastern Cape Province of South Africa. II. Survival and Development

    Unknown

  • Rhipicephalus zambeziensis sp. nov., a new tick from eastern and southern Africa, together with a redescription of Rhipicephalus appendiculatus Neumann, 1901 (Acarina, Ixodidae)

    Jane B. Walker;R.A.I. Norval;Corwin

  • A self‐medicating applicator for control of ticks on deer

    Daniel E. Sonenshine;Sandra A. Allan;R. Andrew I. Norval;Michael J. Burridge

  • Comparison of known and suspected pheromonal constituents in males of African ticks, Amblyomma hebraeum Koch and Amblyomma variegatum (Fabricius).

    W R Lusby;D E Sonenshine;C E Yunker;R A Norval

  • Tick and tick-borne disease control in Zimbabwe: What might the future hold

    R.A.I. Norval;Brian D. Perry;S.K. Hargreaves

  • Pheromone/acaricide mixtures in the control of the tick Amblyomma hebraeum: effects of acaricides on attraction and attachment.

    R. A. I. Norval;C. E. Yunker;I. M. Duncan;T. Peter

  • Factors influencing infections in Rhipicephalus appendiculatus ticks fed on cattle infected with Theileria parva

    A.S. Young;T.T. Dolan;S.P. Morzaria;F.N. Mwakima

  • The role of males of the bont tick (Amblyomma hebraeum) in the transmission of Cowdria ruminantium (heartwater)

    Howard R. Andrew;R.A.I. Norval

  • Immunization of cattle with a Theileria parva bovis stock from Zimbabwe protects against challenge with virulent T.p. parva and T.p. lawrencei stocks from Kenya.

    A.D. Irvin;S.P. Morzaria;F.C. Munatswa;R.A.I. Norval

  • Pheromonal composition of two species of African Amblyomma ticks: similarities, differences and possible species specific components

    T.L. Price;D.E. Sonenshine;R.A.I. Norval;C.E. Yunker

  • Biological Processes in the Epidemiology of Heartwater

    R. A. I. Norval;H. R. Andrew;C. E. Yunker;M. J. Burridge

  • Economics, Epidemiology and Ecology: A Multidisciplinary Approach to the Planning and Appraisal of Tick and Tick-Borne Disease Control in Southern Africa

    R.A.I. Norval;J.C. Barrett;Brian D. Perry;A.W. Mukhebi

Frequent Co-Authors

Brian D. Perry
Brian D. Perry University of Oxford
Michael J. Burridge
Michael J. Burridge University of Florida
Daniel E. Sonenshine
Daniel E. Sonenshine Old Dominion University
Subhash Morzaria
Subhash Morzaria Texas A&M University
Sandra A. Allan
Sandra A. Allan United States Department of Agriculture
Katherine M. Kocan
Katherine M. Kocan Oklahoma State University
Frans Jongejan
Frans Jongejan University of Pretoria
George Gettinby
George Gettinby University of Strathclyde
Suman M. Mahan
Suman M. Mahan University of Florida

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Related Online Degrees & Career Pathways

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